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Support multiline strings in buttons

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This commit is contained in:
Waridley
2020-11-28 11:54:59 -06:00
parent cbde08d452
commit 199f3d99c3
3 changed files with 61 additions and 40 deletions
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88
scene/gui/button.cpp
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@@ -34,7 +34,7 @@
#include "servers/visual_server.h"
Size2 Button::get_minimum_size() const {
Size2 minsize = get_font("font")->get_string_size(xl_text);
Size2 minsize = get_font("font")->total_size_of_lines(xl_text.split("\n"));
if (clip_text) {
minsize.width = 0;
}
@@ -83,6 +83,8 @@ void Button::_notification(int p_what) {
Ref<StyleBox> style = get_stylebox("normal");
Vector<String> lines = xl_text.split("\n");
switch (get_draw_mode()) {
case DRAW_NORMAL: {
style = get_stylebox("normal");
@@ -202,7 +204,7 @@ void Button::_notification(int p_what) {
int icon_text_separation = text.empty() ? 0 : get_constant("h_separation");
_size.width -= icon_text_separation + icon_ofs_region;
if (!clip_text && icon_align != ALIGN_CENTER) {
_size.width -= get_font("font")->get_string_size(xl_text).width;
_size.width -= get_font("font")->total_size_of_lines(lines).width;
}
float icon_width = _icon->get_width() * _size.height / _icon->get_height();
float icon_height = _size.height;
@@ -240,45 +242,51 @@ void Button::_notification(int p_what) {
text_clip -= _internal_margin[MARGIN_RIGHT] + get_constant("hseparation");
}
Point2 text_ofs = (size - style->get_minimum_size() - icon_ofs - font->get_string_size(xl_text) - Point2(_internal_margin[MARGIN_RIGHT] - _internal_margin[MARGIN_LEFT], 0)) / 2.0;
int num_lines = lines.size();
float line_height = font->get_height();
switch (align) {
case ALIGN_LEFT: {
if (icon_align != ALIGN_LEFT) {
icon_ofs.x = 0;
}
if (_internal_margin[MARGIN_LEFT] > 0) {
text_ofs.x = style->get_margin(MARGIN_LEFT) + icon_ofs.x + _internal_margin[MARGIN_LEFT] + get_constant("hseparation");
} else {
text_ofs.x = style->get_margin(MARGIN_LEFT) + icon_ofs.x;
}
text_ofs.y += style->get_offset().y;
} break;
case ALIGN_CENTER: {
if (text_ofs.x < 0) {
text_ofs.x = 0;
}
if (icon_align == ALIGN_LEFT) {
text_ofs += icon_ofs;
}
text_ofs += style->get_offset();
} break;
case ALIGN_RIGHT: {
int text_width = font->get_string_size(xl_text).x;
if (_internal_margin[MARGIN_RIGHT] > 0) {
text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - text_width - _internal_margin[MARGIN_RIGHT] - get_constant("hseparation");
} else {
text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - text_width;
}
text_ofs.y += style->get_offset().y;
if (icon_align == ALIGN_RIGHT) {
text_ofs.x -= icon_ofs.x;
}
} break;
for (int i = 0; i < num_lines; i++) {
String line_text = lines[i];
Point2 text_ofs = (size - style->get_minimum_size() - icon_ofs - font->get_string_size(line_text) - Point2(_internal_margin[MARGIN_RIGHT] - _internal_margin[MARGIN_LEFT], 0)) / 2.0;
switch (align) {
case ALIGN_LEFT: {
if (icon_align != ALIGN_LEFT) {
icon_ofs.x = 0;
}
if (_internal_margin[MARGIN_LEFT] > 0) {
text_ofs.x = style->get_margin(MARGIN_LEFT) + icon_ofs.x + _internal_margin[MARGIN_LEFT] + get_constant("hseparation");
} else {
text_ofs.x = style->get_margin(MARGIN_LEFT) + icon_ofs.x;
}
text_ofs.y += style->get_offset().y;
} break;
case ALIGN_CENTER: {
if (text_ofs.x < 0) {
text_ofs.x = 0;
}
if (icon_align == ALIGN_LEFT) {
text_ofs += icon_ofs;
}
text_ofs += style->get_offset();
} break;
case ALIGN_RIGHT: {
int text_width = font->get_string_size(line_text).x;
if (_internal_margin[MARGIN_RIGHT] > 0) {
text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - text_width - _internal_margin[MARGIN_RIGHT] - get_constant("hseparation");
} else {
text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - text_width;
}
text_ofs.y += style->get_offset().y;
if (icon_align == ALIGN_RIGHT) {
text_ofs.x -= icon_ofs.x;
}
} break;
}
text_ofs.y += font->get_ascent();
text_ofs.y += line_height * (((float)i) - (((float)(num_lines - 1)) / 2.0));
font->draw(ci, text_ofs.floor(), line_text, color, clip_text ? text_clip : -1);
}
text_ofs.y += font->get_ascent();
font->draw(ci, text_ofs.floor(), xl_text, color, clip_text ? text_clip : -1);
} break;
}
}
@@ -380,7 +388,7 @@ void Button::_bind_methods() {
BIND_ENUM_CONSTANT(ALIGN_CENTER);
BIND_ENUM_CONSTANT(ALIGN_RIGHT);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "text", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT_INTL), "set_text", "get_text");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "text", PROPERTY_HINT_MULTILINE_TEXT, "", PROPERTY_USAGE_DEFAULT_INTL), "set_text", "get_text");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_button_icon", "get_button_icon");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "flat"), "set_flat", "is_flat");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "clip_text"), "set_clip_text", "get_clip_text");